#include<iostream>
const int Max=5;
int main()
{
	using namespace std;
	int golf[Max];
	cout<<"Please enter your golf scores.\n";
	cout<<"You must enter "<<Max<<" rouds.\n";
	int i;
	for(i=0;i<Max;i++)
	{
		cout<<"round #"<<i+1<<": ";
		while(!(cin>>golf[i])){
			cin.clear();
			while(cin.get()!='\n')
				continue;
			cout<<"Please enter a number: ";
		}
	}
	double total=0.0;
	for(i=0;i<Max;i++)
		total+=golf[i];
	cout<<total/Max<<" = average score "
		<<Max<<" rounds\n";
	return 0;
}
